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Finding the Fourth Proportional to 569,091.37, 853,702.67 and 190,062.40

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Solution

The fourth proportional to 569,091.37, 853,702.67 and 190,062.40 is: 285,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,091.37 : 853,702.67 = 190,062.40 : x
  2. Step 2: Convert to fraction form
    569,091.37/853,702.67 = 190,062.40/x
  3. Step 3: Cross multiply
    569,091.37x = 853,702.67 × 190,062.40
  4. Step 4: Simplify right side
    569,091.37x = 162,256,778,346.61
  5. Step 5: Solve for x
    x = 162,256,778,346.61/569,091.37
  6. Step 6: Final answer
    x = 285,115.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.